Determination of Differential Cross-Section of (n+89Y) Elastic and Inelastic Scattering using Eikonal Approximation. Iraqi Journal of Science [Internet]. 2022 Jun. 30 [cited 2024 May 6];63(6):2514-22. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/4490